ChainCatcher news, the Whale Exploration App under Ant Group has launched the first changeable digital collectible "NBA Playoff Stadium Blind Box". This collectible can change and upgrade based on the results of NBA games, with the official sale dates on April 14 and April 16.It is reported that this collectible will be sold in the form of 4 blind boxes, each containing models of the stadiums of 4 teams that have entered the NBA playoffs. Each team's collectible will have 5000 copies available, and the corresponding digital collectible will upgrade or stop upgrading based on the playoff results. If the team advances, the collectible upgrades; if the team is eliminated, the upgrade stops. (Source link)